object ForDemo01 {
  def main(args: Array[String]): Unit = {
    val start = 1
    val end = 10
    for (i <- start to end) {
      println("你好，Scala" + i)
    }
    var list = List("hello", 10, 30, "tom")
    for (item <- list) {
      println("item=" + item)
    }
  }
}